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Model 2750 Multimeter/Switch System User’s Manual
Basic DMM Operation
3-33
4-wire RTD connections
Shown in
are 4-wire RTD connections to the Model 2750. For the Model 7700
switching module, paired channels are used to perform the 4-wire measurement. The two
input leads of the RTD are connected to a primary channel (1 through 10), while the two
sense leads are connected to its paired channel (11 through 20). Channel 1 is paired to
channel 11, channel 2 is paired to channel 12, and so on.
Figure 3-10
4-wire RTD connections
Model 2750
Input HI
Input LO
Sense HI
Sense LO
4-wire
RTD
A. Front Panel Inputs
4-wire
RTD
B. Model 7700 Switching Module
H
L
CH 1-10
Model 7700
Switching
Module
H
L
CH 11-20
INPUT
SENSE
Input High
Sense High
Input Low
Sense Low
2750-900-01.book Page 33 Wednesday, August 3, 2011 7:56 AM
Содержание 2750
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Страница 324: ...12 CommonCommands 2750 900 01 book Page 1 Wednesday August 3 2011 7 56 AM...
Страница 332: ...13 SCPISignalOriented MeasurementCommands 2750 900 01 book Page 1 Wednesday August 3 2011 7 56 AM...
Страница 348: ...15 SCPIReferenceTables 2750 900 01 book Page 1 Wednesday August 3 2011 7 56 AM...
Страница 374: ...B Model7700ConnectionGuide 2750 900 01 book Page 1 Wednesday August 3 2011 7 56 AM...
Страница 386: ...C StatusandErrorMessages 2750 900 01 book Page 1 Wednesday August 3 2011 7 56 AM...
Страница 394: ...D SignalProcessing SequenceandDataFlow 2750 900 01 book Page 1 Wednesday August 3 2011 7 56 AM...
Страница 408: ...E MeasurementConsiderations 2750 900 01 book Page 1 Wednesday August 3 2011 7 56 AM...
Страница 428: ...G IEEE 488BusOverview 2750 900 01 book Page 1 Wednesday August 3 2011 7 56 AM...